Home / 11,008,353.40-16,479,870.90-8,180,999.80

Finding the Fourth Proportional to 11,008,353.40, 16,479,870.90 and 8,180,999.80

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Solution

The fourth proportional to 11,008,353.40, 16,479,870.90 and 8,180,999.80 is: 12,247,228.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,353.40 : 16,479,870.90 = 8,180,999.80 : x
  2. Step 2: Convert to fraction form
    11,008,353.40/16,479,870.90 = 8,180,999.80/x
  3. Step 3: Cross multiply
    11,008,353.40x = 16,479,870.90 × 8,180,999.80
  4. Step 4: Simplify right side
    11,008,353.40x = 134,821,820,536,925.81
  5. Step 5: Solve for x
    x = 134,821,820,536,925.81/11,008,353.40
  6. Step 6: Final answer
    x = 12,247,228.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.